20159228

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 39070080

約数和(自身を除く): 18910852

約数列:

[1, 2, 4, 19, 37, 38, 67, 74, 76, 107, 134, 148, 214, 268, 428, 703, 1273, 1406, 2033, 2479, 2546, 2812, 3959, 4066, 4958, 5092, 7169, 7918, 8132, 9916, 14338, 15836, 28676, 47101, 75221, 94202, 136211, 150442, 188404, 265253, 272422, 300884, 530506, 544844, 1061012, 5039807, 10079614, 20159228]

約数ペア:

[(1, 20159228), (2, 10079614), (4, 5039807), (19, 1061012), (37, 544844), (38, 530506), (67, 300884), (74, 272422), (76, 265253), (107, 188404), (134, 150442), (148, 136211), (214, 94202), (268, 75221), (428, 47101), (703, 28676), (1273, 15836), (1406, 14338), (2033, 9916), (2479, 8132), (2546, 7918), (2812, 7169), (3959, 5092), (4066, 4958)]